1jta

X-ray diffraction
1.8Å resolution

Crystal Structure of Pectate Lyase A (C2 form)

Released:
Source organism: Dickeya chrysanthemi
Primary publication:
Structure of pectate lyase A: comparison to other isoforms.
Acta Crystallogr D Biol Crystallogr 58 1008-15 (2002)
PMID: 12037303

Function and Biology Details

Reaction catalysed:
Eliminative cleavage of (1->4)-alpha-D-galacturonan to give oligosaccharides with 4-deoxy-alpha-D-galact-4-enuronosyl groups at their non-reducing ends
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-142944 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Pectate lyase A Chain: A
Molecule details ›
Chain: A
Length: 361 amino acids
Theoretical weight: 38.79 KDa
Source organism: Dickeya chrysanthemi
Expression system: Escherichia coli
UniProt:
  • Canonical: P0C1A2 (Residues: 33-393; Coverage: 100%)
Gene name: pelA
Sequence domains: Pectate lyase
Structure domains: Single-stranded right-handed beta-helix, Pectin lyase-like

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X8C
Spacegroup: C2
Unit cell:
a: 87.549Å b: 53.802Å c: 71.039Å
α: 90° β: 109.45° γ: 90°
R-values:
R R work R free
0.181 0.181 0.225
Expression system: Escherichia coli